#include<bits/stdc++.h>
using namespace std;
const int MAXN=2005,INF=1e9;
bool dp[MAXN][MAXN];
int dp2[MAXN],n,a,b;
long long pref[MAXN],ans;
bool submask(long long mask){
return ((mask|ans)==ans);
}
long long get(int l,int r){
return pref[r]-pref[l-1];
}
bool can(){ //bisa ga or dari sumnya, submask dari ans
if(n<=100){
dp[0][0]=true;
for(int i=1;i<=n;i++){
for(int j=1;j<=i;j++){
dp[i][j]=false;
for(int k=0;k<i;k++){
if(dp[k][j-1] && submask(get(k+1,i)))dp[i][j]=true;
}
}
}
for(int i=a;i<=b;i++){
if(dp[n][i])return true;
}
return false;
}
else{ //minimum partition
dp2[0]=0;
for(int i=1;i<=n;i++){
dp2[i]=INF;
for(int j=0;j<i;j++){
if(submask(get(j+1,i)))dp2[i]=min(dp2[i],dp2[j]+1);
}
}
return dp2[n]<=b;
}
}
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
cin >> n >> a >> b;
for(int i=1;i<=n;i++){
int x;cin >> x;
pref[i]=pref[i-1]+x;
}
ans=(1LL<<41)-1;
for(int i=40;i>=0;i--){
//iterate dari MSB,karena 2^0+2^1+...+2^(x-1)=2^x-1
ans^=(1LL<<i);
if(!can())ans^=(1LL<<i);
}
cout << ans << '\n';
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
416 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
1 ms |
384 KB |
Output is correct |
28 |
Correct |
1 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
33 |
Correct |
1 ms |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
384 KB |
Output is correct |
35 |
Correct |
1 ms |
384 KB |
Output is correct |
36 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
0 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
512 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
1 ms |
384 KB |
Output is correct |
28 |
Correct |
1 ms |
384 KB |
Output is correct |
29 |
Correct |
2 ms |
384 KB |
Output is correct |
30 |
Correct |
2 ms |
384 KB |
Output is correct |
31 |
Correct |
3 ms |
384 KB |
Output is correct |
32 |
Correct |
4 ms |
384 KB |
Output is correct |
33 |
Correct |
4 ms |
384 KB |
Output is correct |
34 |
Correct |
3 ms |
384 KB |
Output is correct |
35 |
Correct |
3 ms |
384 KB |
Output is correct |
36 |
Correct |
4 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
3 ms |
384 KB |
Output is correct |
20 |
Correct |
4 ms |
384 KB |
Output is correct |
21 |
Correct |
3 ms |
512 KB |
Output is correct |
22 |
Correct |
3 ms |
384 KB |
Output is correct |
23 |
Correct |
3 ms |
384 KB |
Output is correct |
24 |
Correct |
4 ms |
384 KB |
Output is correct |
25 |
Correct |
6 ms |
512 KB |
Output is correct |
26 |
Correct |
10 ms |
512 KB |
Output is correct |
27 |
Correct |
15 ms |
512 KB |
Output is correct |
28 |
Correct |
19 ms |
512 KB |
Output is correct |
29 |
Correct |
19 ms |
640 KB |
Output is correct |
30 |
Correct |
19 ms |
512 KB |
Output is correct |
31 |
Correct |
19 ms |
640 KB |
Output is correct |
32 |
Correct |
19 ms |
512 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
360 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
512 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
1 ms |
384 KB |
Output is correct |
28 |
Correct |
1 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
33 |
Correct |
1 ms |
384 KB |
Output is correct |
34 |
Correct |
1 ms |
384 KB |
Output is correct |
35 |
Correct |
1 ms |
384 KB |
Output is correct |
36 |
Correct |
1 ms |
384 KB |
Output is correct |
37 |
Correct |
1 ms |
384 KB |
Output is correct |
38 |
Correct |
1 ms |
384 KB |
Output is correct |
39 |
Correct |
2 ms |
384 KB |
Output is correct |
40 |
Correct |
2 ms |
384 KB |
Output is correct |
41 |
Correct |
4 ms |
384 KB |
Output is correct |
42 |
Correct |
3 ms |
384 KB |
Output is correct |
43 |
Correct |
4 ms |
384 KB |
Output is correct |
44 |
Correct |
3 ms |
384 KB |
Output is correct |
45 |
Correct |
3 ms |
384 KB |
Output is correct |
46 |
Correct |
3 ms |
384 KB |
Output is correct |
47 |
Correct |
4 ms |
384 KB |
Output is correct |
48 |
Correct |
6 ms |
512 KB |
Output is correct |
49 |
Correct |
10 ms |
512 KB |
Output is correct |
50 |
Correct |
15 ms |
512 KB |
Output is correct |
51 |
Correct |
19 ms |
512 KB |
Output is correct |
52 |
Correct |
19 ms |
512 KB |
Output is correct |
53 |
Correct |
19 ms |
512 KB |
Output is correct |
54 |
Correct |
19 ms |
512 KB |
Output is correct |
55 |
Correct |
19 ms |
512 KB |
Output is correct |
56 |
Correct |
3 ms |
512 KB |
Output is correct |
57 |
Correct |
11 ms |
512 KB |
Output is correct |
58 |
Correct |
14 ms |
512 KB |
Output is correct |
59 |
Correct |
18 ms |
512 KB |
Output is correct |
60 |
Correct |
19 ms |
512 KB |
Output is correct |
61 |
Correct |
18 ms |
512 KB |
Output is correct |
62 |
Correct |
19 ms |
512 KB |
Output is correct |
63 |
Correct |
22 ms |
512 KB |
Output is correct |
64 |
Correct |
15 ms |
512 KB |
Output is correct |
65 |
Correct |
3 ms |
384 KB |
Output is correct |
66 |
Correct |
6 ms |
512 KB |
Output is correct |
67 |
Correct |
9 ms |
512 KB |
Output is correct |
68 |
Correct |
16 ms |
512 KB |
Output is correct |
69 |
Correct |
20 ms |
512 KB |
Output is correct |
70 |
Correct |
19 ms |
512 KB |
Output is correct |
71 |
Correct |
18 ms |
512 KB |
Output is correct |
72 |
Correct |
18 ms |
512 KB |
Output is correct |
73 |
Correct |
19 ms |
512 KB |
Output is correct |
74 |
Correct |
19 ms |
512 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
2 ms |
384 KB |
Output is correct |
28 |
Correct |
3 ms |
384 KB |
Output is correct |
29 |
Correct |
4 ms |
384 KB |
Output is correct |
30 |
Correct |
4 ms |
384 KB |
Output is correct |
31 |
Correct |
4 ms |
384 KB |
Output is correct |
32 |
Correct |
4 ms |
384 KB |
Output is correct |
33 |
Correct |
4 ms |
384 KB |
Output is correct |
34 |
Correct |
3 ms |
384 KB |
Output is correct |
35 |
Correct |
7 ms |
512 KB |
Output is correct |
36 |
Correct |
10 ms |
512 KB |
Output is correct |
37 |
Correct |
14 ms |
512 KB |
Output is correct |
38 |
Correct |
19 ms |
512 KB |
Output is correct |
39 |
Correct |
19 ms |
512 KB |
Output is correct |
40 |
Correct |
20 ms |
512 KB |
Output is correct |
41 |
Correct |
19 ms |
512 KB |
Output is correct |
42 |
Correct |
19 ms |
520 KB |
Output is correct |
43 |
Correct |
3 ms |
384 KB |
Output is correct |
44 |
Correct |
10 ms |
512 KB |
Output is correct |
45 |
Correct |
14 ms |
512 KB |
Output is correct |
46 |
Correct |
19 ms |
512 KB |
Output is correct |
47 |
Correct |
18 ms |
512 KB |
Output is correct |
48 |
Correct |
18 ms |
512 KB |
Output is correct |
49 |
Correct |
19 ms |
512 KB |
Output is correct |
50 |
Correct |
20 ms |
512 KB |
Output is correct |
51 |
Correct |
1 ms |
384 KB |
Output is correct |
52 |
Correct |
10 ms |
384 KB |
Output is correct |
53 |
Correct |
15 ms |
512 KB |
Output is correct |
54 |
Correct |
28 ms |
384 KB |
Output is correct |
55 |
Correct |
27 ms |
384 KB |
Output is correct |
56 |
Correct |
97 ms |
384 KB |
Output is correct |
57 |
Correct |
94 ms |
384 KB |
Output is correct |
58 |
Correct |
89 ms |
384 KB |
Output is correct |
59 |
Correct |
90 ms |
384 KB |
Output is correct |
60 |
Correct |
101 ms |
384 KB |
Output is correct |
61 |
Correct |
1 ms |
384 KB |
Output is correct |
62 |
Correct |
17 ms |
384 KB |
Output is correct |
63 |
Correct |
28 ms |
384 KB |
Output is correct |
64 |
Correct |
26 ms |
384 KB |
Output is correct |
65 |
Correct |
49 ms |
504 KB |
Output is correct |
66 |
Correct |
72 ms |
384 KB |
Output is correct |
67 |
Correct |
96 ms |
384 KB |
Output is correct |
68 |
Correct |
98 ms |
384 KB |
Output is correct |
69 |
Correct |
94 ms |
504 KB |
Output is correct |